Tweco 3000 Merlin - Manual (Page 33)

Manual 0-2532 4-1 OPERATION
SECTION 4:
OPERATION
4.01 Introduction
This Section provides a description of the Power Supply
operating controls and procedures. Identification of the
Front and Rear Panel Controls is followed by operating
procedures.
4.02 Functional Overview
The system is a high performance plasma cutting sys-
tem which can cut most metals from gauge thickness up
to two inches. With a quick change of torch parts, power
supply can also be used for plasma arc gouging.
In its simplest form, a system consists of one Power Sup-
ply, one Arc Starter Box and one Maximizer 300 Liquid
Cooled Torch and leads connected.
4.03 Front and Rear Panel
Descriptions
This sub-section provides specific functional descriptions
of the Power Supply front and rear panel operating con-
trols, indicators and connections. The Power Supply has
three main front panels and one rear panel. Each panel
is described in this sub-section as to the functions of the
connections, switches, and indicators.
A-00987
Control Front Panel
Gauge Front Panel
Lower Front Panel
Figure 4-1 Main Front Panels
A. Lower Front Panel
A-00996
1
2
3
4
Figure 4-2 Lower Front Panel
1. Work Cable Strain Relief
Strain relief to secure the factory installed work cable
and clamp to the Power Supply.
2. Grounding Stud
Grounding stud supplied for grounding the system to
a good earth ground.
3. Torch Leads Boot
NOTE
The Torch cannot be connected directly to the
TORCH connector as the HF is generated in
the Arc Starter Box.
Connection for the Torch Leads Extension Assem-
bly. The connector supplies all the required signals,
gases, and coolant to the torch control box.
4. Optional Meters
a. Upper Meter - Hour
The upper meter indicates the total number of
hours that the main cutting arc has been on. The
meter can not be reset and displays a maximum
of 999999 hours.
b. Lower Meter - Counter
The lower meter counts the number of times that
the cutting arc has been started. The meter can
not be reset and displays a maximum of 999999
starts.